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Posted by Dan Trainor on 09/03/05 22:14
Dan Trainor wrote:
> Hello, all -
>
> This is a question that could depend on a completely different (yet,
> relayed) subject, so I'm sending this email to both php-general@ and
> httpd@users.apache.org. I thank you in advance for your understanding.
>
> I am currently generating some images on the fly using some of PHP's
> image generation and rendering functions. I'm having loads of success,
> and like the results that I see.
>
> What I'd like this script to do is, to create symlinks to the origional
> image, and then when the script is done running, the symlinks are
> deleted. Basically trying to make it so that the origional image is not
> known to the client or browser.
>
> So I'm taking, say, image1.jpg. I'm creating a symlink via:
>
> $linkname = md5(rand());
>
> or something similar. I'd then like to return $linkname to the client
> or browser. Then, when the browser has completed rendering the page to
> the client or browser, the symlink is then deleted.
>
> What I'm curious as to right now is if I do this, the client will see
> the link to $linkname via HTML's "img src=" specification. What happens
> if this is sent to the client or browser, and the symlink is deleted
> immediately after the name is sent to the client or browser? Would the
> web server (in this case, Apache) cache the image in memory until the
> client has downloaded said image, and then delete it from memory when
> the page is done rendering or being sent? Will PHP totally disregard
> the web server's request to "hold" the image, and render nothing to the
> browser? This is something I'm confused about.
>
> Thanks!
> -dant
>
Hello -
Don't suppose anyone has any pointers for me with this one, do ya?
Thanks!
-dant
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